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Airflow DUPLEXVENT DV72 L, Installation Instructions And User Manual

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Airflow DUPLEXVENT DV72 L Installation Instructions And User Manual Download Page 1

1 

Commissioning Data: to be completed by the installer 

Date of installation: 

Configuration 

Left Hand 

Right Hand 

Product Serial No: 

90000556/90000557 – Issue 9 10/15

Important:  This multi speed unit required Air Flow Rates to be adjusted when system is commissioned. 

This manual must be kept by the householder 

MODEL: DV72 R & L

 

Mechanical Ventilation with Heat Recovery 

Installation Instructions and User Manual 

Summary of Contents for DUPLEXVENT DV72 L

Page 1: ...ight Hand Product Serial No 90000556 90000557 Issue 9 10 15 Important This multi speed unit required Air Flow Rates to be adjusted when system is commissioned This manual must be kept by the householder MODEL DV72 R L Mechanical Ventilation with Heat Recovery Installation Instructions and User Manual ...

Page 2: ...mation 3 About the Unit 4 Wiring Diagram 5 Technical Specifications 6 Installation Instructions 7 15 Commissioning 16 Check List 17 Maintenance 18 19 SAP Appendix Q Testing Results 20 22 Declaration of Conformity 23 Warranty 24 ...

Page 3: ...s possible that the exchanger may freeze due to sub zero cold incoming air Therefore the unit must be sited in a frost free location Alternatively an in duct heater may be used to protect the heat exchanger from freezing The filters in the unit ensure that the fresh supply air is clean as it enters the home Also the extract air from the property is filtered to protect the heat exchanger from unwan...

Page 4: ...are complete heat recovery units to ensure optimum efficiency for your home The units are supplied as left or right hand options See page 11 Standard wall mounting kit is supplied with each unit For fitting see page 9 12 Optional horizontal floor mounting is also available See pages 13 15 The units are supplied as standard with Frost protection boost function thermal bypass and remote commissionin...

Page 5: ...or remote control connection There is a risk that a longer cable may act as an aerial causing electronic interference problem to the unit 8 Core Signal Cable 0 22CSA Non Shielded Remote Control Cable Connections 5 Four core mains supply cable minimum size 0 75CSA 6 Upon Installation the fans should be started in High Speed mode to ensure optimum performance of fans and then adjusted to the require...

Page 6: ... Airflow Maximum Flow Rate 75 l s 270m3 h MAX Protection Class IPX2 G3 Fans EC Electronically Max Power Consumption 140W Weight 14kg 560 x 635 x 260mm Dimensions 230V 1PH 50Hz Electrical Supply G3 Supply Filter Extract Filter Counter Flow Plastic Thermal Efficiency 91 Heat Exchanger ...

Page 7: ...the installation process PRE INSTALLATION CHECK LIST Make sure that the unit can physically fit in to the desired location The Duplexvent unit should be situated so that access for maintenance or replacement of parts and filters is possible The Duplexvent unit is suitable for conventional rigid ducting or low energy radial duct system Airflow Development Airflex Pro system If using conventional du...

Page 8: ... with Switched Live as standard It is an automatic function sending the unit to boost when the bathroom or kitchen light is on or boost switch is activated Summer Bypass The summer bypass helps reduce the air temperature coming into the dwelling during the summer months It is an automatic function and operates when the supply air temperature to the property is above 25ºC Control Options Frost Prot...

Page 9: ...isolator must not be mounted above or closer than 1m to a cooker where it could be affected by excessive heat or moisture 4 Make sure that there is room for the MVHR unit The unit is designed to be wall mounted It can also be floor mounted with an additional kit Part number 90000558 5 Also make sure that there is a free space at the front of the appliance for cleaning the filter and carrying out m...

Page 10: ...ing and drain Pre fixed bracket on the back of the Duplexvent unit Raw Plugs x 5 Wall bracket Screws x 5 Connect 22mm PVC drain fitting 2 Attach spacers x 2 with screws provided The spacers ensure that the unit tilts forward to improve drainage Use the tie down cable if required to secured the bottom of the unit Anti Vibration Mount Foam casing 4 The drainage from the unit may be connected to an i...

Page 11: ...w and drain fitting LH Airflow and drain fitting RH Drains are factory fitted The units has either a LH or RH drain To atmosphere From atmosphere Extract from dwelling Supply to dwelling Supply to dwelling Extract from dwelling From atmosphere To atmosphere Wall mount Wall mount ...

Page 12: ...12 Wall mounting bracket dimensions Please note that there is only one loose bracket with the two tab bracket factory fitted Picture of Tie Down Cable ...

Page 13: ...13 Horizontal mounting bracket dimensions ...

Page 14: ...fitting screws to ensure correct drainage The unit must be higher at the duct end Bracket fixing position See Page 13 Drain connections should be solvent welded as here The center Tee section is reversed to make either LH or RH drain Push in the drain fitting and seal as appropriate to create a watertight assembly When fixing the remote control please ensure the ribbon cable is in place contacts d...

Page 15: ...t from dwelling From atmosphere Supply to dwelling To atmosphere Extract from dwelling From atmosphere Supply to dwelling Place stopper provided into the fitted drain Place stopper provided into the fitted drain Ø20mm Saw Ø20mm Saw Drill into the case as shown using the metal plate as a guide Ensure that the foam core is fully removed ...

Page 16: ...button will move commissioning to the next setting Sup B and so on When the unit has been fully commissioned press the SET button for 4 seconds and this will put the unit back into status mode If the unit is not put back into status mode after commissioning it will automatically revert back to status mode after an hour Note Settings will be retained if the power supply is interrupted switched inpu...

Page 17: ...ions have been understood Ducting Ø125mm or larger has been used from the unit The unit is securely fixed into position with enough space left for servicing Condense drain is tight drains to a suitable location and has been water tested ...

Page 18: ...quent filter inspection to ensure maximum efficiency of unit Filter Maintenance recommendation 1 2 3 4 5 6 7 Switch off the power supply Remove front panel Remove filter covers Remove the filters Vacuum the outside of the filter or replace if required After cleaning replace filters at same side Replace filter covers and front panel Major service This is to be carried out every five years minimum b...

Page 19: ...oulding by pulling it straight forward Foam mouldings must remain parallel Take care gaskets not to damage the sealing 2 Remove retaining screws and washers x 4 store safely Do not pull from one edge as this may damage the internal fixing rods When reassembling the unit should be after maintenance ensure there are no trapped wires and that seals are intact ...

Page 20: ...s Park High Wycombe HP12 3QP Telephone 01494 525252 Website www airflow com Original Manufacturer if different First Year of Manufacture 2015 Last Year of Manufacture Testing Body BRE Date of test 22 03 2010 Serial Number of Product Tested 5780 EC MVHR to outside grille duct types and size 150 125 mm diameter rigid plastic and 200 mm diameter rigid plastic Duct types and sizes used for supply and ...

Page 21: ...Kitchen 4 additional wet rooms 100 Variable 0 93 88 Yes Kitchen 5 additional wet rooms 100 Variable 1 06 87 No These figures are entered into either a In the case of SAP software amended to SAP 2005 version 9 81 allowing direct entry of MVHR data the SAP software or b In the case of SAP software amended to SAP 2005 version 9 81 not allowing direct entry of MVHR data the SAP Q MVHR Calculation Spre...

Page 22: ...AP 2005 version 9 80 the SAP Q MVHR Calculation Spreadsheet v9 80 and the results from the spreadsheet into the Special Features part of the SAP 9 80 software They must NOT be entered directly into SAP 2005 version 9 80 software Results for Approved Document F at maximum flow rate condition Table Q4 Exhaust terminal configuration Fan speed setting Total exhaust flow rate l s Total supply flow rate...

Page 23: ...Cressex Business Park High Wycombe Buckinghamshire HP12 3QP T 44 0 1494 525252 Visit airflow com Description of equipment Mechanical Heat Recovery Ventilation Unit Relative EC Council Directives 2004 108 EC EMC 2006 95 EC LVD Applied Harmonised Standards EN 60335 1 2002 A2 2006 EN 60335 2 80 2003 A1 2004 BS EN 308 1997 EN13141 7 2004 Airflow Developments Limited warrants that heat recovery applian...

Page 24: ...be available for collection from the relevant Airflow premises within one calendar month and if it was not collected it would be subsequently delivered by Airflow and a delivery charge will be made 5 Has been installed in accordance with the latest Building Regulations and IEE Wiring Regulations This warranty does not confer any rights other than those expressly set out above and does not cover an...

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